The light on my JUULpod flashes rainbow colors? Please remove the JUULpod and reinsert it to reset the device. If you continue to experience issues, please contact the JUUL Care team. Related articles The light on my JUUL blinks from purple to red? The light on my JUUL blinks yellow 5 times? How many puffs can I get on a full charge? The light on my Special Colour JUUL device blinks blue 5 times? My JUUL is not producing Vapour?